Highlighting groundbreaking research behind network theory, "Mark Buchanan's graceful, lucid, nontechnical and entertaining prose" (Mark Granovetter) documents the mounting support among various disciplines for the small-worlds idea and demonstrates its practical applications to diverse problems--from the volatile global economy or the Human Genome Project to the spread of infectious disease or ecological damage.Nexus is an exciting introduction to the hidden geometry that weaves our lives so inextricably together.

Why do catastrophes happen? What sets off earthquakes, for example? What about mass extinctions of species? The outbreak of major wars? Massive traffic jams that seem to appear out of nowhere? Why does the stock market periodically suffer dramatic crashes? Why do some forest fires become superheated infernos that rage totally out of control?
Experts have never been able to explain the causes of any of these disasters. Now scientists have discovered that these seemingly unrelated cataclysms, both natural and human, almost certainly all happen for one fundamental reason. More than that,...

With this book, Buchanan reminds readers of the Sabbath's true purpose--to heal, to feed, to rescue, to celebrate, to lavish, and to relish life abundantly. He gives practical advice for restoring the Sabbath in Christians' lives.